157021564

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 321854400

約数和(自身を除く): 164832836

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 149, 244, 298, 427, 596, 617, 854, 1043, 1234, 1708, 2086, 2468, 4172, 4319, 8638, 9089, 17276, 18178, 36356, 37637, 63623, 75274, 91933, 127246, 150548, 183866, 254492, 263459, 367732, 526918, 643531, 1053836, 1287062, 2574124, 5607913, 11215826, 22431652, 39255391, 78510782, 157021564]

約数ペア:

[(1, 157021564), (2, 78510782), (4, 39255391), (7, 22431652), (14, 11215826), (28, 5607913), (61, 2574124), (122, 1287062), (149, 1053836), (244, 643531), (298, 526918), (427, 367732), (596, 263459), (617, 254492), (854, 183866), (1043, 150548), (1234, 127246), (1708, 91933), (2086, 75274), (2468, 63623), (4172, 37637), (4319, 36356), (8638, 18178), (9089, 17276)]